The traffic laws of the State of California shall be applicable upon all streets within this city except as this chapter, as authorized by State law, declares and determines upon the basis of engineering and traffic investigation that certain speed regulations shall be applicable upon specified streets or in certain areas, in which event it shall be prima facie unlawful for any person to drive a vehicle in excess of any speed as declared in this chapter when signs are in place giving notice thereof.
(3210.59 -- Ord. 996 (part), added by Ord. 1011, 1959).